Drill block



FIG. 1 is a top perspective view of the drill block:

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a side view thereof;

FIG. 5 is a side view thereof showing the side opposite that shown in FIG. 4 ;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

In the figures, dashed lines are used to illustrate features of the drill block which form no part of the claimed design. 

CLAIM I claim the ornamental design for the drill block, as shown and described. 